public void AddTransformation(Transform tx)
{
var tg = RenderTransform as TransformGroup;
if (tg == null)
{
tg = new TransformGroup();
RenderTransform = tg;
}
// Don't add duplicates
if (tg.Children.Any(child => child.GetType() == tx.GetType()))
{
return;
}
tg.Children.Add(tx);
RenderTransform = tg;
}
private void SerializeTransform(Transform ict, StringBuilder sb)
{
if (ict.GetType() == typeof(RotateTransform))
{
sb.Append("<RotateTransform><RotateTransform.Angle>");
var be = BindingOperations.GetBindingExpression(ict, RotateTransform.AngleProperty);
if (be != null)
{
var bpd = new BoundPropertyDesigner();
bpd.Initialize(ict, ict.GetType().GetProperty("Angle"));
sb.Append(bpd.GetValue());
}
else
sb.Append((ict as RotateTransform).Angle);
sb.Append("</RotateTransform.Angle></RotateTransform>");
}
else if (ict is TranslateTransform)
{
sb.Append("<TranslateTransform><TranslateTransform.X>");
var be = BindingOperations.GetBindingExpression(ict, TranslateTransform.XProperty);
if (be != null)
{
var bpd = new BoundPropertyDesigner();
bpd.Initialize(ict, ict.GetType().GetProperty("X"));
sb.Append(bpd.GetValue());
sb.Append("</TranslateTransform.X><TranslateTransform.Y>");
}
else
sb.Append("0</TranslateTransform.X><TranslateTransform.Y>");
be = BindingOperations.GetBindingExpression(ict, TranslateTransform.YProperty);
if (be != null)
{
var bpd = new BoundPropertyDesigner();
bpd.Initialize(ict, ict.GetType().GetProperty("Y"));
sb.Append(bpd.GetValue());
}
else
sb.Append("0");
sb.Append("</TranslateTransform.Y></TranslateTransform>");
}
else if (ict is SkewTransform)
{
sb.Append("<SkewTransform><SkewTransform.AngleX>");
var be = BindingOperations.GetBindingExpression(ict, SkewTransform.AngleXProperty);
if (be != null)
{
var bpd = new BoundPropertyDesigner();
bpd.Initialize(ict, ict.GetType().GetProperty("AngleX"));
sb.Append(bpd.GetValue());
sb.Append("</SkewTransform.AngleX><SkewTransform.AngleY>");
}
else
sb.Append("0</SkewTransform.AngleX><SkewTransform.AngleY>");
be = BindingOperations.GetBindingExpression(ict, SkewTransform.AngleYProperty);
if (be != null)
{
var bpd = new BoundPropertyDesigner();
bpd.Initialize(ict, ict.GetType().GetProperty("AngleY"));
sb.Append(bpd.GetValue());
}
else
sb.Append("0");
sb.Append("</SkewTransform.AngleY><SkewTransform.CenterX>");
sb.Append((ict as SkewTransform).CenterX);
sb.Append("</SkewTransform.CenterX><SkewTransform.CenterY>");
sb.Append((ict as SkewTransform).CenterY);
sb.Append("</SkewTransform.CenterY></SkewTransform>");
}
}
public static void ApplyTransform(DesignItem designItem, Transform transform, bool relative = true)
{
var changeGroup = designItem.OpenGroup("Apply Transform");
Transform oldTransform = null;
if (designItem.Properties.GetProperty(FrameworkElement.RenderTransformProperty).IsSet) {
oldTransform = designItem.Properties.GetProperty(FrameworkElement.RenderTransformProperty).ValueOnInstance as Transform;
}
if (oldTransform is MatrixTransform) {
var mt = oldTransform as MatrixTransform;
var tg = new TransformGroup();
if (mt.Matrix.OffsetX != 0 && mt.Matrix.OffsetY != 0)
tg.Children.Add(new TranslateTransform(){ X = mt.Matrix.OffsetX, Y = mt.Matrix.OffsetY });
if (mt.Matrix.M11 != 0 && mt.Matrix.M22 != 0)
tg.Children.Add(new ScaleTransform(){ ScaleX = mt.Matrix.M11, ScaleY = mt.Matrix.M22 });
var angle = Math.Atan2(mt.Matrix.M21, mt.Matrix.M11) * 180 / Math.PI;
if (angle != 0)
tg.Children.Add(new RotateTransform(){ Angle = angle });
//if (mt.Matrix.M11 != 0 && mt.Matrix.M22 != 0)
// tg.Children.Add(new SkewTransform(){ ScaleX = mt.Matrix.M11, ScaleY = mt.Matrix.M22 });
} else if (oldTransform != null && oldTransform.GetType() != transform.GetType()) {
var tg = new TransformGroup();
var tgDes = designItem.Services.Component.RegisterComponentForDesigner(tg);
tgDes.ContentProperty.CollectionElements.Add(designItem.Services.Component.GetDesignItem(oldTransform));
designItem.Properties.GetProperty(FrameworkElement.RenderTransformProperty).SetValue(tg);
oldTransform = tg;
}
if (transform is RotateTransform) {
var rotateTransform = transform as RotateTransform;
if (oldTransform is RotateTransform || oldTransform == null) {
if (rotateTransform.Angle != 0) {
designItem.Properties.GetProperty(FrameworkElement.RenderTransformProperty).SetValue(transform);
var angle = rotateTransform.Angle;
if (relative && oldTransform != null) {
angle = rotateTransform.Angle + ((RotateTransform)oldTransform).Angle;
}
designItem.Properties.GetProperty(FrameworkElement.RenderTransformProperty).Value.Properties.GetProperty(RotateTransform.AngleProperty).SetValue(angle);
if (rotateTransform.CenterX != 0.0)
designItem.Properties.GetProperty(FrameworkElement.RenderTransformProperty).Value.Properties.GetProperty(RotateTransform.CenterXProperty).SetValue(rotateTransform.CenterX);
if (rotateTransform.CenterY != 0.0)
designItem.Properties.GetProperty(FrameworkElement.RenderTransformProperty).Value.Properties.GetProperty(RotateTransform.CenterYProperty).SetValue(rotateTransform.CenterY);
if (oldTransform == null)
designItem.Properties.GetProperty(FrameworkElement.RenderTransformOriginProperty).SetValue(new Point(0.5, 0.5));
}
else {
designItem.Properties.GetProperty(FrameworkElement.RenderTransformProperty).Reset();
designItem.Properties.GetProperty(FrameworkElement.RenderTransformOriginProperty).Reset();
}
} else if (oldTransform is TransformGroup) {
var tg = oldTransform as TransformGroup;
var rot = tg.Children.FirstOrDefault(x=> x is RotateTransform);
if (rot != null) {
designItem.Services.Component.GetDesignItem(tg).ContentProperty.CollectionElements.Remove(designItem.Services.Component.GetDesignItem(rot));
}
if (rotateTransform.Angle != 0) {
var des = designItem.Services.Component.GetDesignItem(transform);
if (des == null)
des = designItem.Services.Component.RegisterComponentForDesigner(transform);
designItem.Services.Component.GetDesignItem(tg).ContentProperty.CollectionElements.Add(des);
if (oldTransform == null)
designItem.Properties.GetProperty(FrameworkElement.RenderTransformOriginProperty).SetValue(new Point(0.5, 0.5));
}
} else {
if (rotateTransform.Angle != 0) {
designItem.Properties.GetProperty(FrameworkElement.RenderTransformProperty).SetValue(transform);
if (oldTransform == null)
designItem.Properties.GetProperty(FrameworkElement.RenderTransformOriginProperty).SetValue(new Point(0.5, 0.5));
}
}
}
((DesignPanel) designItem.Services.DesignPanel).AdornerLayer.UpdateAdornersForElement(designItem.View, true);
changeGroup.Commit();
}